Listeriosis is a serious infection usually caused by eating food contaminated with the bacterium Listeria monocytogenes. The disease primarily affects older adults, pregnant women, newborns, and adults with weakened immune systems. While it is rare, persons without these risk factors can also be affected.
What is Listeria?
Listeriosis is a serious infection usually caused by eating food contaminated with the bacterium Listeria monocytogenes. The following groups are at increased risk:
- Pregnant women
- Adults 65 and older
- People with weakened immune systems